/**
 * Copyright 2022 Huawei Technologies Co., Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef MINDSPORE_CCSRC_RUNTIME_HARDWARE_CPU_MS_COLLECTIVE_NODE_H_
#define MINDSPORE_CCSRC_RUNTIME_HARDWARE_CPU_MS_COLLECTIVE_NODE_H_

#include <memory>
#include "ps/core/ps_worker_node.h"
#include "include/backend/distributed/cluster/topology/compute_graph_node.h"

namespace mindspore {
namespace ps {
namespace core {
class BACKEND_EXPORT CollectiveNode : public PSWorkerNode {
 public:
  explicit CollectiveNode(const std::shared_ptr<distributed::cluster::topology::ComputeGraphNode> &cgn) : cgn_(cgn) {}
  ~CollectiveNode() = default;

  bool Start(const uint32_t &timeout = PSContext::instance()->cluster_config().cluster_available_timeout) override;
  bool Finish(const uint32_t &timeout = kTimeoutInSeconds) override;

  // Register the address of this collective node and then lookup the addresses of all the other nodes.
  void SynchronizeAddresses();

 protected:
  bool InitClientToScheduler() override;

 private:
  std::shared_ptr<distributed::cluster::topology::ComputeGraphNode> cgn_;
};
}  // namespace core
}  // namespace ps
}  // namespace mindspore
#endif  // MINDSPORE_CCSRC_RUNTIME_HARDWARE_CPU_MS_COLLECTIVE_NODE_H_
